Siā (Bián-tiān-gí: ကျေးရွာအုပ်စု) sī Bián-tiān ê tē-sì kip hêng-chèng-khu. Tī pian-chè siōng sī hiong ê ē chi̍t kip, hun-pò͘ tī chng-kha só͘-chāi. Kàu 2015 nî 8 goe̍h, Bián-tiān ū 13,602 ê siā, ē-té hâm-kài chóng-kiōng 70,838 ê chng-thâu. Tī siâⁿ-chhī tē-khu, tē-sì kip hêng-chèng-khu sī .